Arch Linux alert ASA-201909-3 (exim)

From:
             
 
Jelle van der Waa <jelle@archlinux.org> 
To:
             
 
arch-security@archlinux.org 
Subject:
             
 
[ASA-201909-3] exim: arbitrary command execution 
Date:
             
 
Wed, 11 Sep 2019 20:44:38 +0200
Message-ID:
             
 
<20190911184438.qawkt5oehpvmbihc@mail.archlinux.org>
Arch Linux Security Advisory ASA-201909-3
=========================================

Severity: Critical
Date    : 2019-09-06
CVE-ID  : CVE-2019-15846
Package : exim
Type    : arbitrary command execution
Remote  : Yes
Link    : https://security.archlinux.org/AVG-1037

Summary
=======

The package exim before version 4.92.2-1 is vulnerable to arbitrary
command execution.

Resolution
==========

Upgrade to 4.92.2-1.

# pacman -Syu "exim>=4.92.2-1"

The problem has been fixed upstream in version 4.92.2.

Workaround
==========

None.

Description
===========

Exim before 4.92.2 allows remote attackers to execute arbitrary code as
root via a trailing backslash.

Impact
======

A remote attacker is able to execute arbitrary commands with root
privileges.

References
==========

https://exim.org/static/doc/security/CVE-2019-15846.txt
https://security.archlinux.org/CVE-2019-15846